150097643 has 4 divisors (see below), whose sum is σ = 152929728. Its totient is φ = 147265560.

The previous prime is 150097631. The next prime is 150097667. The reversal of 150097643 is 346790051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 346790051 = 359 ⋅965989.

It is a cyclic number.

It is not a de Polignac number, because 150097643 - 2⁴ = 150097627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150097603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1415963 + ... + 1416068.

It is an arithmetic number, because the mean of its divisors is an integer number (38232432).

Almost surely, 2^150097643 is an apocalyptic number.

150097643 is a deficient number, since it is larger than the sum of its proper divisors (2832085).

150097643 is an equidigital number, since it uses as much as digits as its factorization.

150097643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832084.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 150097643 is about 12251.4343241924. The cubic root of 150097643 is about 531.4445497738. Note that the first 3 decimals are identical.

The spelling of 150097643 in words is "one hundred fifty million, ninety-seven thousand, six hundred forty-three".